Q: What are the prime factors of the number 142,520,444?

 A: 2, 11, 19, 151, 1129

Why are those the prime factors of the number 142,520,444?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 142,520,444

142,520,444
Factor Arrows
271,260,222
Factor Arrows
235,630,111
Factor Arrows
113,239,101
Factor Arrows
19170,479
Factor Arrows
1511,129

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 11, 19, 151, 1129

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 19 x 151 x 1,129 = 142,520,444

This can also be written as 22 x 111 x 191 x 1511 x 1,1291 = 142,520,444

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 142,520,444:


Ask a Question